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Lesson Plan
Curated OER

Magic Tricks with Numbers

For Teachers 3rd - 5th
In this magic tricks with numbers worksheet, students learn three tricks involving addition, subtraction, multiplication and division of simple numbers as a magic trick.
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Worksheet
Curated OER

Subtract Two

For Students K - 1st
In this finding the differences worksheet, learners subtract two from the single digit numbers three to nine. Students solve 10 problems. 
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Worksheet
Curated OER

Subtraction-- Fill in the Gaps

For Students 4th - 5th
For this math worksheet, students practice finding the missing numbers in a subtraction problem. There are 90 subtraction problems which are written horizontally, most with 2 digits. The answers are shown, but there is a missing number...
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Worksheet
Curated OER

Add or Subtract (up to 50)

For Students 2nd - 3rd Standards
Do you add or subtract? It's up to your mathematicians as they fill in the symbol for 16 equations to make them true. The numbers in this section don't exceed 18. Next, learners answer six word problems by determining the missing addend...
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Printables
1
1
Houghton Mifflin Harcourt

Unit 1 Math Vocabulary Cards (Grade 5)

For Students 5th Standards
Associative property of addition, exponents, and variables are a few of the terms that a set of flash cards includes and are designed to support math vocabulary instruction. Cards offer a a bold-faced font as well as a thorough...
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Lesson Plan
Curated OER

Regrouping Ten Ones for One Ten

For Teachers 2nd - 3rd
Students explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.
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Lesson Plan
Curated OER

Monkey Subtraction

For Teachers K
Students listen to the book Five Little Monkeys Sitting In a Tree, identify written numbers 0-9 and the symbol for subtraction; students subtract two single digit numbers using manipulatives, and recite the corresponding number sentence.
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Lesson Plan
Curated OER

Math Shortcuts

For Teachers 3rd - 7th
Looking for a different way to introduce long division? Need a shortcut for checking multiplication answers? Then this is for you! The multiplication method uses a quick trick to check for accuracy. The division method allows learners to...
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Worksheet
Curated OER

Solving addition equations

For Students 5th - 8th
In this addition equations worksheet, students solve equations with variables that have one and two digit numbers in them. Students complete 4 problems.
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Worksheet
Curated OER

Addition

For Students 3rd
In this addition worksheet, 3rd graders practice solving 10 addition problems involving 2-digit whole numbers. Students put their answers in the shapes provided.
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Lesson Plan
Curated OER

Equal Shmequal by Virginia Kroll

For Teachers 1st - 3rd
Students read a book and complete exercises to explore the meaning of 'equals.' In this equal numbers lesson plan, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance...
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Worksheet
Curated OER

10 More or 10 Less

For Students 1st - 2nd Standards
Practice adding and subtracting 10 with this outer space worksheet. On the top, scholars match digits floating in stars with sums inside a spaceship. Next, they do the same with subtracting 10, connecting numbers to differences. These...
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Worksheet
Curated OER

Take Whole Tens

For Students 2nd - 3rd
In this subtraction worksheet, students practice subtracting 10 number and word problems involving double-digit numbers. Students put their answers in the boxes provided.
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Handout
Granite School District

Kindergarten CCSS Math Vocabulary Word List

For Teachers K
Help kindergartners develop the academic language they need to master the Common Core standards with this list of math vocabulary. Including the definitions of each term as well as a set of word cards with supporting images and examples,...
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Worksheet
Curated OER

Mental Arithmetic Sets 3 and 4

For Students 3rd
In this mental arithmetic instructional activity, 3rd graders answer 20 short answer questions related to place value, addition, subtraction, and skip counting. 
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Lesson Plan
Curated OER

Flipping with Math

For Teachers K - 1st
Young scholars write simple addition number sentences. In this addition lesson, students write simple addition number sentences using tangible objects as their guide. Using a paint or drawing program on the computer, young scholars...
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Worksheet
Curated OER

Subtracting Numbers Up to Ten--Speed Racing

For Students 2nd - 3rd
In this subtraction activity, students subtract 20 single-digit numbers as fast as they can in 2 speed races. Students write their answers on the activity provided.
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Worksheet
Curated OER

Subtracting Numbers Up to Ten--Speed Racing

For Students 2nd - 3rd
In this subtraction worksheet, students subtract 20 single-digit math problems as fast as they can in 2 speed races. Students write their answers on the worksheet provided.
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Worksheet
Curated OER

The Case of the Missing Numbers

For Students 1st - 3rd
In this finding the unknown numbers instructional activity, students help Detective Digit solve addition and subtraction problems, match the answers with letters, and find the name of the number thief. Students solve and match 16 problems.
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Worksheet
Curated OER

Math Card Clues

For Students K - 1st
In this math worksheet, students solve 11 math card clues. All of the clues involve addition or subtraction. For example, one card reads, "I am zero. Add on 4."
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Unit Plan
2
2
EngageNY

Polynomial, Rational, and Radical Relationships

For Teachers 9th - 12th Standards
This assessment pair goes way beyond simple graphing, factoring and solving polynomial equations, really forcing learners to investigate the math ideas behind the calculations. Short and to-the-point questions build on one another,...
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Lesson Plan
Curated OER

Multiplication Strategies and Writing Story Problems

For Teachers 3rd
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
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Lesson Plan
EngageNY

Divisibility Tests for 3 and 9

For Students 6th Standards
Who knew the sum of a number's digits gives such interesting information? The 18th installment of a 21-part module has scholars investigate division by three and nine. After looking at several examples, they develop divisibility tests...
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Worksheet
Curated OER

Mental Math Ideas

For Students 3rd - 6th
In this mental math worksheet, students complete the multiplication and subtraction problems where they use the strategy "subtract all digits from 9 except the last one from 10". Students complete 26 problems.